JPH0373293B2 - - Google Patents
Info
- Publication number
- JPH0373293B2 JPH0373293B2 JP59190577A JP19057784A JPH0373293B2 JP H0373293 B2 JPH0373293 B2 JP H0373293B2 JP 59190577 A JP59190577 A JP 59190577A JP 19057784 A JP19057784 A JP 19057784A JP H0373293 B2 JPH0373293 B2 JP H0373293B2
- Authority
- JP
- Japan
- Prior art keywords
- forceps
- cap
- adjusting
- port
- fixing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000004891 communication Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Landscapes
- Endoscopes (AREA)
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、主として生体腔内の観察、検査、診
断それに治療用等に供せられる内視鏡における鉗
子挿入用の鉗子口に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a forceps port for inserting forceps in an endoscope mainly used for observation, examination, diagnosis, treatment, etc. inside a living body cavity.
従来の技術
周知の如く、この種従来よりの内視鏡における
手許操作部に設けられている鉗子挿入用の鉗子口
は、手許操作部構成用の外郭体に開口せしめられ
た鉗子導入用口に鉗子口栓の施された口金を螺入
固定することによつて形成され、しかも以前は手
許操作部に装設せられた接眼部の近くに設けられ
ていたが、最近はその操作性の見地から、第３図
に示したように、鉗子Ｆの導入用に供せられる内
視鏡Ｘにおける鉗子口y3は、先端部に先端硬質部
Ｃが連接せしめられた可撓管部Ｂの基部側との連
繋部を備え、かつケーブルとの連係部２や接眼部
３、それに各種の操作用ボタンの装着部４や各操
作ワイヤー操作用摘子の固定用軸部５等が装設せ
しめられている外郭体１を構成用主体としてなる
手許操作部Ａにおける接眼部３から離れた位置、
すなわち使用時における医術者の顔から離れた位
置の外郭体１の一部に形成された鉗子導入口の形
成された鉗子口栓付き口金固定用部形成部１０3
を利用して構成設置されるようになつてきた。BACKGROUND ART As is well known, the forceps insertion port provided in the hand operation section of this type of conventional endoscope is connected to the forceps introduction port opened in the outer body for forming the hand operation section. It is formed by screwing and fixing a cap with a forceps cap, and it used to be located near the eyepiece section installed in the hand control section, but recently it has become easier to operate. From the viewpoint, as shown in FIG. 3, the forceps port y3 in the endoscope It has a connection part with the base side, and is equipped with a connection part 2 with the cable, an eyepiece part 3, a mounting part 4 for various operation buttons, a shaft part 5 for fixing the knob for operating each operation wire, etc. A position away from the eyepiece part 3 in the hand operation part A in which the outer shell 1 is the main component,
That is, the forceps cap fixing part forming part 10 3 has a forceps introduction port formed in a part of the outer body 1 at a position away from the face of the medical practitioner during use.
It has come to be configured and installed using .
発明が解決しようとする問題点
ところで、上記の如く、鉗子口y3を顔から離れ
た位置に設置するにあたつては、一般的にある程
度手の大きな人が手許操作部Ａを把持した場合
に、第３図に点線で示したように、主として小指
が鉗子の操作性を阻害することのないような位置
まで、鉗子口y3を遠ざけた所に設置するようにし
ているが、各使用医術者によつて、その手の大き
さなり、あるいは手許操作部Ａの把握、把持の仕
方に差異があり、鉗子口y3が遠すぎて疲れたり、
あるいは鉗子の細かい操作性に欠けるなどとの意
見なり苦言なりを聞かされることがしばしばあつ
た。Problems to be Solved by the Invention By the way, as mentioned above, when installing the forceps mouth y 3 at a position away from the face, generally speaking, when a person with relatively large hands grasps the hand operation part A, In addition, as shown by the dotted line in Figure 3, the forceps mouth is placed at a distance so that the little finger does not interfere with the operability of the forceps. Depending on the medical practitioner, the size of their hands or the way they grasp and grasp the hand control part A may differ, and the forceps mouth may be too far away and cause fatigue.
In addition, I often heard opinions and complaints about the lack of fine operability of the forceps.
問題点を解決するための手段
本発明は、上述の意見なり苦言なりに鑑み、鉗
子口における鉗子挿入口の位置を各医術者の最も
使用し易い位置とすることを可能ならしめるため
に、内視鏡における手許操作部形成用外郭体の先
端部寄りに装設せられた鉗子導入口に、後端部を
前記鉗子導入口外に突出せしめて嵌入固定する口
金の固定位置を調節可能となした構成を特徴とす
るものである。Means for Solving the Problems In view of the above-mentioned opinions and complaints, the present invention has been developed to enable the position of the forceps insertion port in the forceps port to be the most convenient position for each medical practitioner. It is possible to adjust the fixing position of a cap which is fitted and fixed into a forceps introduction port installed near the tip of an outer shell for forming a hand operation part in a scope, with its rear end protruding outside the forceps introduction port. It is characterized by its configuration.
作 用
本発明に係る内視鏡における鉗子口は、上述の
如き構成なるをもつて、内視鏡の使用にあたつて
は、これを使用する医術者の手の大きさ、あるい
は手許操作部の把握、把持の仕方に応じて鉗子導
入口に対する口金の装着固定位置を変え、口金に
おける鉗子導入口の位置を内視鏡使用医術者の最
も使用し易い距離と高さとなすのである。Function The forceps port in the endoscope according to the present invention has the above-mentioned configuration, and when using the endoscope, it is necessary to adjust the size of the hand of the doctor using the endoscope or the hand operation part. The fixed position of the cap relative to the forceps introduction port is changed depending on how the endoscope is grasped and grasped, and the position of the forceps introduction port in the cap is set at a distance and height that is most convenient for the surgeon using the endoscope.
実施例
以下、本発明に係る内視鏡における鉗子口の数
種の実施例中より二つの実施例を選んで第１、第
２の実施例と称し、これを縦断し、従前の内視鏡
と同一または均等な構成部分の図示は省略した
り、あるいは同一符号を付したりし、その要部構
成のみを図示した図面によつて、これを詳細に説
明することとする。Examples Hereinafter, two examples will be selected from among several examples of the forceps port in the endoscope according to the present invention and will be referred to as the first and second examples. Components that are the same or equivalent to those shown in FIG.
まず、第１の実施例を示した第１図において、
ＡとＢは、第３図にしたものと同様に、単に操作
部、あるいは操作部本体、手許操作部本体などと
称せられることのある手許操作部と、軟性部など
とも称せられている可撓管部である。 First, in FIG. 1 showing the first embodiment,
Similar to what is shown in Fig. 3, A and B indicate a manual operation section, which is sometimes referred to simply as an operation section, an operation section main body, a manual operation section main body, etc., and a flexible section, which is also called a flexible section. It is a pipe part.
そして、手許操作部Ａは外郭体１を主体として
なり、y1は外郭体１の先端部側、すなわち第３図
に示した鉗子口y3と同様、可撓管部Ｂの基部との
連繋部寄りに設けられた鉗子口にして、これは外
郭体１の先端部寄りに設けられていて鉗子導入口
１１が形成された鉗子口栓付き口金固定位置調節
用部１０1と鉗子栓付き口金２０とを主体として
いる。 The hand operation part A is mainly composed of the outer shell 1, and y1 is connected to the tip side of the outer shell 1, that is, the base of the flexible tube part B, similar to the forceps opening y3 shown in FIG. The forceps port is provided near the tip of the outer body 1, and the forceps inlet 11 is formed in the cap fixing position adjusting portion 101 and the cap with forceps plug. Mainly 20.
ところで、鉗子導入口１１は、第３図における
鉗子口y3の構成にあたつて、第３図に示した外郭
体１に開口形成せしめられた図示省略の鉗子導入
口と略同位置に、外郭体１（第１図）に形成され
た鉗子口栓付き口金固定位置調節用部１０1の外
側からはシリンダー状に形成されており、その先
端部の先細状部には鉗子チヤンネル１２が連結せ
しめられ、また先端部寄りには吸引管１４の連結
用に供せられる吸引管連結用管１３が装着せられ
ている。さらに、前記シリンダー状の鉗子導入口
１１の開口部の近くの外壁部分には、鉗子導入口
１１内に貫通した螺孔１５が設けられ、これには
先端部に後述の鉗子栓付き口金２０の口金本体２
１に形成された長溝２５に嵌入せしめられる鉗子
口金栓付き口金固定用軸部１７を備えた鉗子口栓
付き口金固定位置調節用螺軸１６が螺入せしめら
れている。 By the way, the forceps introduction port 11 is located at approximately the same position as the forceps introduction port (not shown) formed in the outer body 1 shown in FIG. From the outside, the part 101 for adjusting the fixing position of the cap with a forceps cap, which is formed on the outer body 1 (FIG. 1), is shaped like a cylinder, and the forceps channel 12 is connected to the tapered part at the tip. A suction tube connecting tube 13 for connecting the suction tube 14 is attached near the tip. Furthermore, a screw hole 15 penetrating into the forceps introduction port 11 is provided in the outer wall portion near the opening of the cylindrical forceps introduction port 11, and a screw hole 15 that penetrates into the forceps introduction port 11 is provided at the tip thereof. Base body 2
A screw shaft 16 for adjusting the position of fixing a cap with a forceps cap, which has a shaft portion 17 for fixing a cap with a forceps cap that is inserted into a long groove 25 formed in the long groove 25 formed in the cap 1, is screwed into the screw shaft 16.
また、鉗子口栓付き口金２０は、上記シリンダ
ー状の鉗子導入口１１内にプランジヤーポンプの
ピストンの如く嵌装せしめられ、その中央部には
軸芯に沿つた鉗子導入用案内孔２２が、先端部外
周面には気密保持用のＯリング２３，２３を装着
する数条の３リング保持用環状溝２４，２４が、
また後端部側の外周面には、上記螺軸１６の鉗子
口栓付き口金固定用軸部１７が嵌入せしめられる
長手方向の長溝２５がそれぞれ形成されてなる口
金本体２１の後端には、本出願人が先きに出願し
た実願昭59−111681号〔実用新案登録出願日−昭
和59年７月25日〕の願書に添付した明細書と図面
とに記載したが如き、鉗子導入用切り込み２６の
施された鉗子口栓２７を嵌着することによつて形
成されている。 The forceps cap 20 is fitted into the cylindrical forceps introduction port 11 like a piston of a plunger pump, and has a forceps introduction guide hole 22 along the axis in the center thereof. On the outer peripheral surface of the tip, there are several three-ring retaining annular grooves 24, 24 into which O-rings 23, 23 for airtight maintenance are attached.
Further, at the rear end of the mouthpiece main body 21, long grooves 25 in the longitudinal direction into which the shaft portion 17 for fixing the mouthpiece with the forceps plug of the screw shaft 16 is fitted are formed on the outer peripheral surface of the rear end side. For forceps introduction, as described in the specification and drawings attached to the application for Utility Model Application No. 111681/1989 (application date of utility model registration - July 25, 1982) filed by the present applicant earlier. It is formed by fitting a forceps plug 27 provided with a notch 26.
すなわち、第１の実施例の鉗子口y1は、上述の
如く構成せられているが故に、これが使用にあた
つては、これを使用する医術者毎に、その医術者
の手の大きさなり、あるいは手許操作部Ａの把
握、把持の仕方なりを勘案して、鉗子口1構成用
の鉗子口栓付き口金固定位置調節用螺軸１６を緩
め、その軸部１７を鉗子口栓付き口金２０の長溝
２５の溝底より僅かに浮き上がらせ、鉗子導入口
１１に対する鉗子口栓付き口金２０の嵌入の度合
を調節し、鉗子の操作性を阻害しない位置となし
てより前記螺軸１６を螺入し、鉗子口栓付き口金
２０を固定することによつて、鉗子の操作性を良
くし、鉗子の使用時における疲れを少なくすると
共に、鉗子の細かい操作をも極めて容易になすこ
とができるようにしたのである。 That is, since the forceps port y1 of the first embodiment is configured as described above, when it is used, the size of the hands of each physician is determined depending on the size of the physician's hand. or taking into account the way the manual operating part A is grasped and grasped, loosen the screw shaft 16 for adjusting the fixing position of the cap with forceps cap for the configuration of forceps port 1 , and attach the shaft part 17 to the cap with forceps cap. The screw shaft 16 is slightly raised from the bottom of the long groove 25 of the forceps 20 to adjust the degree of fitting of the forceps cap 20 into the forceps introduction port 11, and to set the screw shaft 16 at a position that does not impede the operability of the forceps. By inserting the forceps and fixing the cap 20 with the forceps cap, the operability of the forceps is improved, fatigue during use of the forceps is reduced, and detailed operations of the forceps can be performed extremely easily. I made it.
次に、第２の実施例を示した第２図において、
Ａは第１図に図示した手許操作部Ａと同様、従前
からの内視鏡と略同等の各構成部材なり各構成部
分なりを備え、先端に可撓管部が連接された手許
操作部で、１はその外郭体で、y2は外郭体１を利
用して第１図に示した鉗子口y1と同様に可撓管部
の基部の連繋部寄りに設けられた鉗子口にして、
これは外郭体１の一部に設けられた鉗子口栓付き
口金固定位置調節用支持体傾動方向調節用部１０
２と、鉗子口栓付き口金固定位置調節用支持体４
０と、第１実施例の鉗子口栓付き口金２０と同一
構成なるが故に、同一符号を付して図示した鉗子
口栓付き口金２０とで構成せられている。 Next, in FIG. 2 showing the second embodiment,
Similar to the manual operating section A shown in FIG. 1, A is a manual operating section that has substantially the same constituent parts as conventional endoscopes, and has a flexible tube connected to its tip. , 1 is its outer body, and y2 is a forceps opening provided near the connecting part at the base of the flexible tube part, similar to the forceps opening y1 shown in FIG. 1, using the outer body 1.
This is a part 10 for adjusting the tilting direction of a support for adjusting the fixing position of the mouthpiece with a forceps mouthpiece, which is provided in a part of the outer body 1.
2 , and a support body 4 for adjusting the fixing position of the forceps cap with a cap.
0, and the cap 20 with a forceps cap, which is shown with the same reference numeral because it has the same configuration as the cap 20 with a forceps cap of the first embodiment.
ところで、鉗子口栓付き口金固定位置調節用支
持体傾動方向調節用部１０2は、外郭体１に形成
せられた本体部１０2′と蓋状部分１０2″を主体と
し、この鉗子口栓付き口金固定位置調節用支持体
傾動方向調節用部１０2の内部には、後述する鉗
子口栓付き口金固定位置調節用支持体４０の球形
部４１を球関節様に支承する球形中空部３１と、
軸線が前記球形中空部３１の球心を通り、一方は
外郭体１外に開口し、他方は球形中空部３１に連
通する比較的大径の貫通孔３２と、軸線が前記貫
通孔３２と共通で、一方が球形中空部３１に、他
方が外郭体１内に開口せしめられた比較的大径の
貫通孔３３と、パツキングとしての一連のＯリン
グ３４，３４が嵌装可能な如く、本体部１０2′と
蓋状部分１０2″とにわたつて一連状となさしめら
れたＯリング保持用環状溝３５，３５等が形成さ
れており、さらに鉗子口栓付き口金固定位置調節
用支持体傾動方向調節用螺軸３７が螺入せしめら
れた螺孔３６と、吸引管１４の連結用に供せられ
る吸引管連結用管３８が球形中空部３１の球心方
向に向つて開口固定せしめられている。 By the way, the part 10 2 for adjusting the tilting direction of the support for adjusting the fixing position of the mouthpiece with a forceps plug is mainly composed of a main body part 10 2 ′ and a lid-shaped part 10 2 ″ formed on the outer shell 1, and Inside the tilting direction adjusting part 10 2 of the support body for adjusting the position of clamping with a forceps cap, there is a spherical hollow part 31 that supports a spherical part 41 of a support body 40 for adjusting the clamping position of the clamp with a forceps cap, which will be described later, in a ball-and-socket manner. ,
A relatively large-diameter through hole 32 whose axis passes through the spherical center of the spherical hollow part 31, one of which opens outside the outer shell 1, and the other communicates with the spherical hollow part 31, and whose axis is common to the through hole 32. A relatively large diameter through hole 33 is formed in the spherical hollow part 31 on one side and inside the outer shell 1 on the other side, and a series of O rings 34, 34 as packing can be fitted into the main body part. 10 2 ′ and the lid-like portion 10 2 ″ are formed with a series of annular grooves 35, 35 for holding the O-ring, and a tilting support for adjusting the fixing position of the cap with the forceps cap. A screw hole 36 into which a direction adjustment screw shaft 37 is screwed and a suction tube connecting tube 38 provided for connecting the suction tube 14 are fixedly opened toward the spherical center of the spherical hollow portion 31. There is.
また、鉗子口栓付き口金固定位置調節用支持体
４０は、前記球形中空部３１にて球関節様に支承
される球形部４１と、軸線が球形部４１の球心を
通つて球形部４１から外郭体１外へと少しばかり
突出するよう延設せしめられていて、前記貫通孔
３２よりは相当小径な延設部４２と、軸線が前記
延設部４２と共通で、球形部４１から外郭体１の
内方へと延設せしめられていて、前記貫通孔３３
よりは相当小径な延設部４３とを主体とし、延設
部４２の端面からは球形部４１の球心の位置を越
えて、前記第１実施例の鉗子導入口１１と同等の
鉗子導入口４４が形成され、その先端部の先細状
部は延設部４３を貫通し、延設部４３の端部で鉗
子チヤンネル１２と連結せしめられ、また延設部
４２の外郭体１外に突出している端部近くには、
前記第１実施例における鉗子口栓付き口金固定位
置調節用螺軸１６と同等の鉗子口栓付き口金固定
用軸部４９を備えた鉗子口栓付き口金固定位置調
節用螺軸４８が螺入せしめられた螺孔４７が形成
され、さらに球形部４１が複雑な運動をさせられ
ても、前記吸引管連結用管３８との連通状態が維
持し得るよう球形部４１の外表面に施された巾の
広い連通状態維持用環状溝４５は、連通用孔４６
を介して鉗子導入口４４に連通せしめられてい
る。 In addition, the support body 40 for adjusting the fixing position of the cap with forceps cap includes a spherical portion 41 supported in a ball-and-socket manner in the spherical hollow portion 31, and an axis extending from the spherical portion 41 through the spherical center of the spherical portion 41. An extended portion 42 extends slightly to the outside of the outer shell 1 and has a considerably smaller diameter than the through hole 32; 1, and the through hole 33
From the end face of the extended portion 42, beyond the position of the spherical center of the spherical portion 41, there is a forceps introduction port equivalent to the forceps introduction port 11 of the first embodiment. 44 is formed, the tapered part of the distal end thereof passes through the extension part 43, is connected to the forceps channel 12 at the end of the extension part 43, and protrudes outside the outer shell 1 of the extension part 42. Near the end where
A screw shaft 48 for adjusting the fixing position of the mouthpiece with forceps spout is screwed in, which is equipped with a shaft portion 49 for fixing the mouthpiece with forceps spout that is equivalent to the screw shaft 16 for adjusting the fixing position of the mouthpiece with forceps spout in the first embodiment. A threaded hole 47 is formed, and a width is provided on the outer surface of the spherical part 41 so that even when the spherical part 41 is subjected to complicated movements, the state of communication with the suction pipe connecting pipe 38 can be maintained. The wide annular groove 45 for maintaining the communication state is connected to the communication hole 46.
The forceps introduction port 44 is connected to the forceps introduction port 44 via the forceps introduction port 44.
また、この第２図に示した鉗子口y2における鉗
子口栓付き口金は、前記第１図にした第１実施例
の鉗子口栓付き口金２０と全く同等の構成なるが
故に、第１図と全く同じ符号を付し、その説明を
省略した。 Furthermore, since the cap with a forceps cap in the forceps cap y 2 shown in FIG. 2 has exactly the same structure as the cap with a forceps cap in the first embodiment shown in FIG. They are given the same reference numerals and their explanations are omitted.
よつて、この第２の実施例の鉗子口y2は、その
使用にあたつて、鉗子口栓付き口金固定位置調節
用螺軸４８の正逆回転により第１実施例の鉗子口
y1と同等の作用効果を奏する外、外郭体１と一体
的な鉗子口栓付き口金固定位置調節用支持体傾動
方向調節用部１０2における螺孔３６に螺入せし
められた鉗子口栓付き口金固定位置調節用支持体
傾動方向調節用螺軸３７の正逆回転によつて、鉗
子口栓付き口金固定位置調節用支持体４０の傾動
方向を四方八方に変え、鉗子口栓付き口金２０を
使用医術者の最も使用し易い方向に指向せしめる
ことも可能となつた。そして、この鉗子口栓付き
口金２０の鉗子導入口４４よりの突出量の調節と
その傾動方向の調節といつた二つの異なる操作
は、いずれを先に行なつてもよいが、これにより
この第２の実施例における鉗子口y2は、使用医術
者の最も使用し易い使用態様となすことが可能と
なつた。 Therefore, when using the forceps port y2 of the second embodiment, the forceps port y2 of the first embodiment can be adjusted by rotating the screw shaft 48 for adjusting the fixed position of the cap with the forceps port plug in the forward and reverse directions.
In addition to having the same function and effect as y 1 , it also has a forceps plug that is integrated with the outer body 1 and is screwed into the screw hole 36 in the tilting direction adjusting part 10 2 of the support for adjusting the fixed position of the cap. By rotating the screw shaft 37 for adjusting the tilting direction of the support body for adjusting the clamping position of the clamp, the tilting direction of the clamp fixing position adjusting support 40 with the forceps plug is changed in all directions, and the clamp 20 with the forceps plug is adjusted. It has also become possible to direct the device in the direction that is most convenient for the user. Either of the two different operations, such as adjusting the amount of protrusion of the forceps cap 20 from the forceps introduction port 44 and adjusting its tilting direction, may be performed first, but this The forceps port y2 in the second embodiment can be used in a manner that is most convenient for the user.
なお、詳細な説明と図示は省略したが、上記第
２の実施例の鉗子口y2における球形部４１を偏平
な円盤状となすと共に、球形中空部３１もこれに
かなつたものとし、鉗子口栓付き口金固定位置調
節用支持体を外郭体１の軸線を含む平面、または
前記軸線と直交する平面、あるいはその他の平面
のうちの一つの平面のみに沿つて傾動させるよう
にすることもできる。また、鉗子口栓２７は、上
記各実施例の如く、口金本体２１に装着せず、外
径なり形状なりを変え、これを例えば鉗子導入口
１１，４４内にして、吸引管連結用管１３なり、
あるいは連通用孔４６なりの開口位置より鉗子導
入口１１，４４の外部開口部側に寄つた位置に形
成された鉗子口栓装着個所に取付けるようにして
もよい。 Although detailed explanations and illustrations have been omitted, the spherical portion 41 at the forceps port y2 of the second embodiment is made into a flat disk shape, and the spherical hollow portion 31 also conforms to this. It is also possible to tilt the support for adjusting the fixing position of the cap with stopper along only one of the planes including the axis of the outer body 1, or perpendicular to the axis, or other planes. In addition, the forceps plug 27 is not attached to the mouthpiece body 21 as in each of the above embodiments, but has a different outer diameter or shape, and is placed inside the forceps introduction ports 11 and 44, for example, to connect the suction tube connecting tube 13. Become,
Alternatively, it may be attached to a forceps plug mounting location formed at a position closer to the external opening side of the forceps introduction ports 11, 44 than the opening position of the communication hole 46.
発明の効果
以上の記載から明らかなように、本発明は、近
年に至つて、鉗子口を使つて行なう鉗子の操作性
の見地から、手許操作部に装設設置する鉗子口を
使用医術者の顔から離れた位置に設置するという
開発せられた新技術になる鉗子口を使つて行なう
鉗子の操作性の個人差をなくし、鉗子を使用する
ときの個人差に基づく疲れの原因を一掃すると同
時に、より細かい鉗子の操作をもきわめて容易な
らしめ得る内視鏡における鉗子口の提供を可能な
らしめたものである。Effects of the Invention As is clear from the above description, the present invention has been developed in recent years from the viewpoint of operability of forceps using the forceps opening, and the present invention has been developed in view of the operability of the forceps using the forceps opening. The newly developed technology of installing forceps at a position away from the face eliminates individual differences in the operability of forceps using the forceps mouth, and eliminates the cause of fatigue caused by individual differences when using forceps. This makes it possible to provide a forceps port in an endoscope that allows even finer forceps operations to be made extremely easy.
第１図は本発明に係る内視鏡における鉗子口の
第１実施例を縦断し従前の内視鏡と同一または均
等な構成部分の図示は省略して示した要部構成説
明用図で、第２図は第１図と同様の図示の仕方に
よつて図示した第２実施例の要部構成説明用図で
あり、第３図は本発明開発の基となつた従前の内
視鏡の一部省略外観図である。なお、図中同一符
号は同一または均等な構成部分を示すものであ
る。
Ｘ；内視鏡、Ａ；手許操作部、Ｂ；可撓管部、
Ｃ；先端硬質部、y1，y2，y3；鉗子口、１；外郭
体、２；ケーブルとの連係部、３；接眼部、４；
操作用ボタンの装着部、５；各操作ワイヤー操作
用摘子の固定用軸部、１０1；鉗子口栓付き口金
固定位置調節用部、１０2；鉗子口栓付き口金固
定位置調節用支持体傾動方向調節用部、１０2′；
本体部、１０2″；蓋状部分、１０3；鉗子口栓付
き口金固定用部形成部、１１，４４；鉗子導入
口、１２；鉗子チヤンネル、１３，３８；吸引管
連結用管、１４；吸引管、１５，３６，４７；螺
孔、１６，４８；鉗子口栓付き口金固定位置調節
用螺軸、１７，４９；鉗子口栓付き口金固定用軸
部、２０；鉗子口栓付き口金、２１；口金本体、
２２；鉗子導入用案内孔、２３，３４；Ｏリン
グ、２４，３５；Ｏリング保持用環状溝、２５；
長溝、２６；鉗子導入用切り込み、２７；鉗子口
栓、３１；球形中空部、３２，３３；貫通孔、３
７；鉗子口栓付き口金固定位置調節用支持体傾動
方向調節用螺軸、４０；鉗子口栓付き口金固定位
置調節用支持体、４１；球形部、４２，４３；延
設部、４５；連通状態維持用環状溝、４６；連通
用孔。
FIG. 1 is a diagram illustrating the configuration of the main parts of a first embodiment of the forceps port in the endoscope according to the present invention, with illustrations of the same or equivalent components as those of the conventional endoscope omitted; FIG. 2 is a diagram for explaining the main part configuration of the second embodiment illustrated in the same manner as FIG. 1, and FIG. It is a partially omitted external view. Note that the same reference numerals in the figures indicate the same or equivalent components. X: endoscope, A: manual operation section, B: flexible tube section,
C; Hard tip part, y 1 , y 2 , y 3 ; Forceps mouth, 1; Outer body, 2; Connection part with cable, 3; Eyepiece part, 4;
Mounting part for operation buttons, 5; Shaft part for fixing each operation wire operating knob, 10 1 ; Part for adjusting the fixing position of the cap with a forceps spout, 10 2 ; Support body for adjusting the fixing position of the cap with a forceps spout. Tilt direction adjustment part, 10 2 ';
Body portion, 10 2 ″; Lid-like portion, 10 3 ; Forming portion for fixing the mouthpiece with forceps mouth plug, 11, 44; Forceps introduction port, 12; Forceps channel, 13, 38; Suction tube connection tube, 14; Suction tube, 15, 36, 47; screw hole, 16, 48; screw shaft for adjusting the position of fixing the cap with forceps plug, 17, 49; shaft part for fixing the cap with forceps plug, 20; cap with forceps plug, 21; cap body,
22; Guide hole for introducing forceps, 23, 34; O-ring, 24, 35; Annular groove for holding O-ring, 25;
Long groove, 26; notch for introducing forceps, 27; forceps plug, 31; spherical hollow part, 32, 33; through hole, 3
7; Screw shaft for adjusting the tilting direction of the support for adjusting the fixing position of the mouthpiece with forceps plug, 40; Support body for adjusting the fixing position of the mouthpiece with forceps mouthpiece, 41; Spherical part, 42, 43; Extension part, 45; Communication Condition maintenance annular groove, 46; communication hole.
Claims (1)
端部寄りに装設せられた鉗子導入口に、後端部を
前記鉗子導入口外に突出せしめて嵌入固定する口
金の固定位置を調節可能となしたことを特徴とす
る内視鏡における鉗子口。1. The fixing position of the cap which is fitted and fixed into the forceps introduction port installed near the tip of the outer shell for forming the hand operation part in the endoscope with the rear end protruding outside the forceps introduction port can be adjusted. A forceps port in an endoscope, which is characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59190577A JPS6171029A (en) | 1984-09-13 | 1984-09-13 | Forcept in endoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59190577A JPS6171029A (en) | 1984-09-13 | 1984-09-13 | Forcept in endoscope |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6171029A JPS6171029A (en) | 1986-04-11 |
| JPH0373293B2 true JPH0373293B2 (en) | 1991-11-21 |
Family
ID=16260372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59190577A Granted JPS6171029A (en) | 1984-09-13 | 1984-09-13 | Forcept in endoscope |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6171029A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0628628B2 (en) * | 1985-05-20 | 1994-04-20 | オリンパス光学工業株式会社 | Endoscope |
| JPS6420652A (en) * | 1987-07-16 | 1989-01-24 | Toshiba Corp | Semiconductor device |
| JPH01259831A (en) * | 1988-04-12 | 1989-10-17 | Fuji Photo Optical Co Ltd | Treatment device insert part of endoscope |
| JPH058961Y2 (en) * | 1988-04-20 | 1993-03-05 | ||
| JP2696369B2 (en) * | 1988-12-14 | 1998-01-14 | 旭光学工業株式会社 | Endoscope |
| JP2793884B2 (en) * | 1990-04-25 | 1998-09-03 | オリンパス光学工業株式会社 | Rigid endoscope |
-
1984
- 1984-09-13 JP JP59190577A patent/JPS6171029A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6171029A (en) | 1986-04-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0326965B2 (en) | ||
| US20020082475A1 (en) | Endoscopic suction-irrigation instrument for surgery | |
| CN218832725U (en) | Endoscope structure with adjustable viewing direction angle | |
| JPH0373293B2 (en) | ||
| JPS63122416A (en) | Endoscope holding device | |
| CN108836240B (en) | Sealed expansion joint and mounting connection structure thereof with endoscope | |
| US5954632A (en) | Endoscope in particular a mediastinoscope | |
| US20020009691A1 (en) | Medical handpiece having a rod-shaped grip part | |
| CN211432796U (en) | External fixing device of endoscope | |
| JP2942394B2 (en) | Endoscope with sheath | |
| JP4426214B2 (en) | Endoscope operation unit | |
| JP3327803B2 (en) | Endoscope forceps stopper | |
| JPH0235282Y2 (en) | ||
| JPH0136481Y2 (en) | ||
| CN211796347U (en) | Length-variable laparoscope holding and extending device | |
| JP4426213B2 (en) | Endoscope operation unit | |
| AU2003253312A1 (en) | Curved trocar for thoracoscopy | |
| JP4426699B2 (en) | Endoscope | |
| JPS6143445Y2 (en) | ||
| CN216020948U (en) | Bronchoscope structure of department of anesthesia | |
| CN219480354U (en) | Peep mirror for clinical operation | |
| CN209018691U (en) | A kind of semi-automatic single hole thoracoscope lens support | |
| CN220632050U (en) | Bendable thoracoscope capable of using hard tool | |
| CN219439348U (en) | Oral cavity vestibule puncture cannula with telescopic cap peak | |
| CN209661777U (en) | It is a kind of for adjusting the mechanism of surgical instrument rotational angle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |